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Stock Based Compensation: Share-based Compensation, Option and Incentive Plans Policy (Policies)
9 Months Ended
Sep. 30, 2015
Policies  
Share-based Compensation, Option and Incentive Plans Policy

Stock-based compensation is measured at the grant date, based on the calculated fair value of the option, and is recognized as an expense on a straight-line basis over the requisite employee service period (generally the vesting period of the grant).